19005622288

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1\times {\mathrm{467}}^1$

素因数の和:1064

約数の個数: 80

約数和(自身を含む): 38109614400

約数和(自身を除く): 19103992112

約数列:

[1, 2, 4, 8, 16, 43, 86, 149, 172, 298, 344, 397, 467, 596, 688, 794, 934, 1192, 1588, 1868, 2384, 3176, 3736, 6352, 6407, 7472, 12814, 17071, 20081, 25628, 34142, 40162, 51256, 59153, 68284, 69583, 80324, 102512, 118306, 136568, 139166, 160648, 185399, 236612, 273136, 278332, 321296, 370798, 473224, 556664, 741596, 946448, 1113328, 1483192, 2543579, 2966384, 2992069, 5087158, 5984138, 7972157, 10174316, 11968276, 15944314, 20348632, 23936552, 27624451, 31888628, 40697264, 47873104, 55248902, 63777256, 110497804, 127554512, 220995608, 441991216, 1187851393, 2375702786, 4751405572, 9502811144, 19005622288]

約数ペア:

[(1, 19005622288), (2, 9502811144), (4, 4751405572), (8, 2375702786), (16, 1187851393), (43, 441991216), (86, 220995608), (149, 127554512), (172, 110497804), (298, 63777256), (344, 55248902), (397, 47873104), (467, 40697264), (596, 31888628), (688, 27624451), (794, 23936552), (934, 20348632), (1192, 15944314), (1588, 11968276), (1868, 10174316), (2384, 7972157), (3176, 5984138), (3736, 5087158), (6352, 2992069), (6407, 2966384), (7472, 2543579), (12814, 1483192), (17071, 1113328), (20081, 946448), (25628, 741596), (34142, 556664), (40162, 473224), (51256, 370798), (59153, 321296), (68284, 278332), (69583, 273136), (80324, 236612), (102512, 185399), (118306, 160648), (136568, 139166)]